Dog treat waffle iron



FIG. 1 is a frontal perspective view of a dog treat waffle iron showing the design;

FIG. 2 is a left side view of the dog treat waffle iron showing the design.

FIG. 3 is a right side view of the dog treat waffle iron showing the design.

FIG. 4 is a front view of the dog treat waffle iron showing the design;

FIG. 5 is a rear view of the dog treat waffle iron showing the design;

FIG. 6 is a top plan view of the dog treat waffle iron showing the design; and,

FIG. 7 is a bottom plan view of the dog treat waffle iron showing the design. 

The ornamental design for a dog treat waffle iron, as shown and described. 